| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 3Q26 | 10,653 | -3.5% |
| 2Q26 | 9,333 | -5.0% |
| 1Q26 | 8,997 | +1.5% |
| 4Q25 | 9,949 | +10.3% |
| 3Q25 | 11,038 | +4.3% |
| 2Q25 | 9,825 | +9.0% |
| 1Q25 | 8,862 | +1.6% |
| 4Q24 | 9,024 | -1.3% |
| 3Q24 | 10,582 | +0.8% |
| 2Q24 | 9,014 | +0.7% |
| 1Q24 | 8,722 | +6.3% |
| 4Q23 | 9,141 | +6.8% |
| 3Q23 | 10,503 | +11.3% |
| 2Q23 | 8,953 | +5.0% |
| 1Q23 | 8,202 | -0.7% |
| 4Q22 | 8,557 | -1.0% |
| 3Q22 | 9,440 | +7.7% |
| 2Q22 | 8,524 | +9.1% |
| 1Q22 | 8,259 | +12.0% |
| 4Q21 | 8,641 | +0.6% |
| 3Q21 | 8,762 | -8.4% |
| 2Q21 | 7,814 | -10.3% |
| 1Q21 | 7,374 | -15.2% |
| 4Q20 | 8,589 | -4.2% |
| 3Q20 | 9,561 | -7.4% |
| 2Q20 | 8,714 | -3.0% |
| 1Q20 | 8,692 | +0.6% |
| 4Q19 | 8,963 | -2.0% |
| 3Q19 | 10,324 | +6.4% |
| 2Q19 | 8,987 | -2.9% |
| 1Q19 | 8,644 | +4.7% |
| 4Q18 | 9,145 | +3.0% |
| 3Q18 | 9,707 | +4.2% |
| 2Q18 | 9,253 | +10.8% |
| 1Q18 | 8,257 | +7.5% |
| 4Q17 | 8,883 | +3.1% |
| 3Q17 | 9,315 | +4.8% |
| 2Q17 | 8,349 | - |
| 1Q17 | 7,680 | - |
| 4Q16 | 8,613 | - |
| 3Q16 | 8,892 | - |